Zapata, M., Wilkinson, R., Freytag, G. F., Vélez, H., Ortiz, F. H., & López-Rosa, J. H. (1991). Incorporating resistance to Xanthomonas campestris pv, phaseoli into bean using the latent period as a resistance marker. The Journal of Agriculture of the University of Puerto Rico, 75(4), 345–352. https://doi.org/10.46429/jaupr.v75i4.3620